Identification Data |
Common Name | |
Constellation | Triagulum |
Star Name | iot TrA |
Skymap Number | 16270162 |
Henry Draper (HD) Number | 147787 |
Harvard Revised (HR) Number | 6109 |
SAO Number | 253555 |
Durchmusterung (DM) Number | CP-63 3923 |
Washington Double Stars (WDS) Number
| 16280-6403
|
Positional Data |
Position and Proper Motion (PPM) Number | 362089 |
Right Ascension (RA) J2000 | 16h 27m 57.344s |
Declination (Dec) J2000 | -64° 3' 28.590" |
Position Uncertainty | 0.0070s |
Proper Motion in RA (J2000)/cos(Dec) | +0.00803 |
Proper Motion in Dec (J2000) | +0.026166 |
Radial Velocity | -005.1km s-1 |
Trigonometric Parallax | +0.02475s |
Trigonometric Parallax Uncertainty | 0.00068s |
GCI Unit Vector in X (J2000) | -0.171008 |
GCI Unit Vector in Y (J2000) | -0.402653 |
GCI Unit Vector in Z (J2000) | -0.899237 |
Galactic Longitude | 324.07° |
Galactic Latitude
| -10.48°
|
Observational Data |
Observed Visual Magnitude (V) | 5.29 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.004 |
Observed B Magnitude | 5.64 |
Observed B-V Colour | +0.348 |
Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.006 |
Observed U Magnitude | |
Observed U-B Colour | |
Observed U Magnitude or (U-B) Magnitude Uncertainty | |
Observed Photovisual Magnitude | 5.3 |
Observed Photographic Magnitude | |
Morgan Keenan (MK) Spectral Type | F4IV |
One-Dimensional Spectral Class | F0 |
Position Angle | 16 |
Year of Observation | 1918. AD |